U.S. HIGHWAY VEHICLE MILES TRAVELED

U.S. HIGHWAY VEHICLE MILES TRAVELED

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Highway Vehicle Miles Traveled (monthly data, with underlying trend)

Highway Vehicle Miles Traveled (monthly data, with underlying trend). If you are a user with a disability and cannot view this image, please call 800-853-1351 or email answers@bts.gov for further assistance.

Vehicle miles of travel (VMT) are key data for highway planning and management, and a common measure of roadway use. Along with other data, VMT are often used in estimating congestion, air quality, and potential gas-tax revenues, and can provide a general measure of the level of the nation's economic activity.

Vehicle Miles Traveled Jun-01 Jun-02
Millions of highway miles 242,334 246,385
Vehicle miles percent change from same month previous year   -0.38    1.67

NOTE: The current value is compared to the value from the same period in the previous year to account for seasonality.

A trendline has been provided for vehicle miles traveled. The trend has been calculated through a statistical procedure called Structural Modeling, in which the time series under study is decomposed into seasonal, trend and irregular components. For further information on this statistical procedure, see: S.J. Koopman, et al., Structural Time Series Analyser Modeller and Predictor (STAMP), London: Timberlake Consultants Ltd., 2000

SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Highway Policy Information, available at http://www.fhwa.dot.gov/ohim/tvtw/tvtpage.htm.